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Format: PDF (Printable Document)

File Language: English

File Pages: 2486

File Size: 275.88 MB (Speed Download Link)

Brand: Komatsu

Model: PW98MR-11E0 Wheeled Excavator

Book No: WENBM00570

Serial No: SN F40001-UP

Type of Document: Shop Manual

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Komatsu PW98MR-11E0 Wheeled Excavator Shop Manual (WENBM00570)

Komatsu PW98MR-11E0 Wheeled Excavator Shop Manual (WENBM00570) (SN F40001-UP)

This Komatsu PW98MR-11E0 Wheeled Excavator Shop Manual (WENBM00570) is meant for the machine that’s doing roadwork, utility trenching, and tight urban jobs where you’re swinging and traveling on tires all day. The people who usually reach for this kind of manual are shop techs, field service, and serious owner‑operators who do their own repairs. They’re trying to go beyond “parts changing” and actually follow factory-style procedures so the machine goes back together right and stays reliable.

What this manual helps you do

  • Trace hydraulic issues in the working equipment and travel circuits using step‑by‑step test procedures and schematics.
  • Check and adjust engine, hydraulic, and brake‑related settings with the right sequence so you don’t chase false faults.
  • Follow correct disassembly and reassembly order for major components like boom cylinders, swing system, and axle or driveline parts.
  • Diagnose electrical faults on the PW98MR-11E0 using wiring diagrams, connector views, and guided checks instead of random probing.
  • Handle safety-critical jobs—like lifting structure repairs and steering/braking work—using methods that match how most dealer shops are trained.

Who this is for

This is aimed at field technicians, shop mechanics, and trainees learning dealership‑level repair on the Komatsu PW98MR-11E0 Wheeled Excavator. If you only need basic controls, daily checks, and warning light meanings, you’d be better off with the Operation & Maintenance Manual instead of this shop manual.

FAQ

Q: Is this a PDF I can search and print?

A: Yes, this is a digital PDF you can search by keyword and print pages for use at the bench or in the field.

Q: Is the coverage deep enough for full overhauls?

A: This is a workshop‑level shop manual, so it’s meant for diagnostics, teardown, and reassembly, not just light maintenance.

Q: How do I know if it matches my exact PW98MR-11E0 variant?

A: The manual is written for the PW98MR-11E0 family; if your machine plate shows that model, this is usually the correct shop reference, with the WENBM00570 code as the identifier.

Bottom line: If you’re repairing or teaching repair on the Komatsu PW98MR-11E0 and you want factory‑style procedures and diagrams, this is what you need; if you just operate the machine and don’t turn wrenches, you can skip it.

📘 Show Index

Komatsu PW98MR-11E0 Wheeled Excavator Shop Manual (WENBM00570) (SN F40001-UP) Index:

  • 00 Index and Foreword
    • Index
    • Foreword, Safety, Basic Information
      • How to Read the Shop Manual
      • Safety Notice for Operation
      • Precautions to Prevent Fire
      • Procedures If Fire Occurs
      • Precautions When You Dispose of Waste Materials
      • Precautions When You Handle Hydraulic Equipment
      • Precautions When You Disconnect and Connect Pipings
      • Precautions When You Handle Electrical Equipment
      • Precautions When You Handle Fuel System Equipment
      • Precautions When You Handle Intake System Equipment
      • Practical Use of KOMTRAX
      • Disconnect and Connect Push-Pull Type Coupler
        • How to Disconnect and Connect Type 1 Push-Pull Type Coupler
        • How to Disconnect and Connect Type 2 Push-Pull Type Coupler
        • How to Disconnect and Connect Type 3 Push-Pull Type Coupler
      • Precautions for Disconnection and Connection of Connectors
      • How to Disconnect and Connect Deutsch Connector
      • How to Disconnect and Connect Slide Lock Type Connector
      • How to Disconnect and Connect Connector with Lock to Pull
      • How to Disconnect and Connect Connector with Lock to Push
      • How to Disconnect and Connect Connector with Housing to Rotate
      • How to Read the Codes for Electric Cable
      • Explanation of Terms for Maintenance Standard
      • Standard Tightening Torque Table
      • Conversion Table
      • Abbreviation List
  • 01 Specifications
    • Table of Contents
    • Specifications
      • Specification Drawing
        • Specification Drawing: PW98MR-11E0
      • Working Range Drawings
        • Working Range Drawings: PW98MR-11E0
      • Specifications
        • Specifications: PW98MR-11E0
      • Weight Table
        • Weight Table: PW98MR-11E0
      • Fuel, Coolant, Lubricants (For European Union)
        • Fuel, Coolant and Lubricants by Ambient Temperature
  • 10 Structure and Function
    • Table of Contents
    • Boot-up System
      • Layout Drawing of Boot-up System
      • System Operating Lamp System
        • System Diagram of System Operating Lamp
        • Function of System Operating Lamp
      • Battery Disconnect Switch
        • Function of Battery Disconnect Switch
    • Engine System
      • Layout Drawing of Engine System
      • Engine Control System
        • System Diagram of Engine Control System
        • Function of Engine Control System
      • Auto-Deceleration System
        • System Diagram of Auto-Deceleration System
        • Function of Auto-Deceleration System
        • Operation of Auto-Deceleration System
      • Engine Automatic Warm-up System
        • System Diagram of Engine Automatic Warm-up System
        • Function of Engine Automatic Warm-up System
      • Overheat Prevention System
        • Function of Overheat Prevention System
      • Turbocharger Protection System
        • Function of Turbocharger Protection System
      • Automatic Idle Stop System
        • System Diagram of Automatic Idle Stop System (Machine with Gateway Function Controller)
        • Function of Automatic Idle Stop System
      • Component Parts of Engine System
        • PTO
        • Turbocharger
        • EGR System
        • EGR Valve
        • EGR Cooler
        • High Efficiency Breather System
        • High Efficiency Breather
        • Exhaust Throttle Valve
        • KDPF
    • Cooling System
      • Layout Drawing of Cooling System
        • Specifications of Cooling System
    • Control System
      • Layout Drawing of Control System
      • Machine Monitor System
        • System Diagram of Machine Monitor System
        • Function of Machine Monitor System
      • KOMTRAX System
        • System Diagram of KOMTRAX System
        • Function of KOMTRAX System
      • Component Parts of Control System
        • Machine Monitor
        • Gateway Function Controller
        • Communication Terminal
        • Machine Controller
        • Pump Controller
        • Resistor for PC-EPC Valve
        • CAN Terminating Resistor
        • Engine Controller
        • Fuel Control Dial
    • Hydraulic System
      • Layout Drawing of Hydraulic System
      • CLSS
        • Structure of CLSS
        • Function of CLSS
      • Engine and Pump Combined Control System
        • Engine and Pump Combined Control System Diagram
        • Function of Engine and Pump Combined Control System
      • Component Parts of Hydraulic System
        • Hydraulic Tank
        • Main Pump
        • Control Valve
    • Work Equipment System
      • Layout Drawing of Work Equipment System
      • PPC Lock System
        • System Diagram of PPC Lock
        • Function of PPC Lock System
      • Work Equipment Automatic Lock System
        • System Diagram of Lock Lever Automatic Lock System
        • Function of Work Equipment Automatic Lock System
        • Operation of Lock Lever Automatic Lock System
      • Overload Caution System
        • Overload Caution System Diagram
        • Function of Overload Caution System
      • Attachment Oil Flow Adjuster System
        • Attachment Oil Flow Adjuster System Diagram
        • Function of Attachment Oil Flow Adjuster System
      • Component Parts of Work Equipment System
        • Work Equipment and Swing PPC Valve
        • Blade PPC Valve
        • 2-Piece Boom PPC Valve
        • 5-Spool Solenoid Valve
        • 4-Spool Solenoid Valve
        • Travel and Attachment Solenoid Valve
        • Attachment and Boom Swing Flow Adjustment EPC Valve
        • Boom Anti-drop Valve
        • Arm Anti-Drop Valve
        • Boom Swing Safety Valve
        • Pilot Circuit Accumulator
        • Attachment Circuit Accumulator (For Low Pressure Circuit)
    • Swing System
      • Layout Drawing of Swing System
      • System Diagram of Swing System
      • Function of Swing Control System
      • Component Parts of Swing System
        • Swing Motor
        • Swing Machinery
        • Swing Circle
    • Power Train System
      • Layout Drawing of Power Train System
      • Component Parts of Power Train System
        • Front Axle
        • Rear Axle
      • Travel Motor
      • Braking System
      • Steering System
        • Description
        • Operation
      • Axle Locking Cylinder
      • Steering Unit
    • Work Equipment
      • Structure of Work Equipment
      • Work Equipment Clearance Adjustment Shim
        • Function of Work Equipment Clearance Adjustment Shim
      • Bucket Clearance Adjustment Shim
        • Function of Bucket Clearance Adjustment Shim
    • CAB Related Parts
      • ROPS CAB
        • Structure of ROPS CAB
        • Function of ROPS CAB
      • CAB Mount
        • Structure of CAB Mount
        • Function of CAB Mount
  • 20 Standard Value Table
    • Table of Contents
    • Standard Value Table for Engine
    • Standard Value Table for Machine
    • Machine Posture and Procedures to Measure Performance
  • 30 Testing and Adjusting
    • Table of Contents
    • Related Information on Testing and Adjusting
      • Sketch of Tools for Testing and Adjusting
    • Engine and Cooling System
      • Examine Engine Speed
        • How to Examine Engine High Idle Speed
        • How to Examine Engine Low Idle Speed
        • How to Examine Engine Speed at Pump Relief
        • How to Examine Engine Speed With Auto-Deceleration
      • Examine Exhaust Gas Color
        • How to Examine Exhaust Gas Color with the Handy Smoke Checker
        • How to Examine Exhaust Gas Color with Smoke Meter
      • Examine Mass Air Flow and Temperature Sensor
        • How to Examine Mass Air Flow and Temperature Sensor
      • Examine and Adjust Valve Clearance
        • How to Examine Valve Clearance
        • How to Adjust Valve Clearance
      • Examine Compression Pressure
        • How to Examine Compression Pressure
      • Examine Blowby Pressure
        • How to Examine Blowby Pressure
      • Examine Engine Oil Pressure
        • How to Examine Engine Oil Pressure
      • Visual Check Inside of EGR Valve
      • Clean Inside of EGR Valve
      • Examine Fuel Pressure
        • How to Examine Fuel Pressure
      • Examine Fuel Return Rate and Leakage
        • How to Examine Leakage from Pressure Limiter
        • How to Examine Injector Return Rate
      • Bleed Air from Fuel System
        • How to Bleed Air from Fuel System
      • Examine Fuel Circuit for Leakage
        • How to Examine Fuel System for Leakage at Engine Stop
        • How to Examine Fuel System for Leakage at Engine Low Idle
        • How to Examine Fuel System for Leakage at Engine High Idle
        • How to Examine Fuel System for Leakage at Rated Engine Speed
      • Handle Cylinder Cut-out Mode Operation
      • Handle No-Injection Cranking Operation
      • Examine Fan Belt
        • How to Examine Fan Belt
      • Examine Automatic Tensioner
        • How to Examine Automatic Tensioner
      • Write Injector Compensation Value to Engine Controller
    • Swing System
      • Examine Swing Circle Bearing Clearance
    • Power Train
      • Examine Oil Leakage from Steering Cylinder
      • Examine Pressure in Steering Circuit
        • How Examine Steering Pressure on Machine Monitor
        • How to Examine Steering Pressure with Testing Tool
      • Examine Brake Circuit Pressure
        • How to Examine Brake Pressure
        • How to Examine Accumulator Pre-charge Pressure
        • How to Examine Accumulator Pre-charge Pressure with Testing Tool
      • Examine Oil Leakage from Brake System
        • How to Examine Hydraulic Leakage of Brake Circuit
        • Identification of the Defective Axle
        • Identification of the Defective Brake Group
      • Examine Brake Disc Wear Volume
      • Bleed Air from Brake Circuit
      • Adjust Speed Sensor
    • Hydraulic System
      • Release Remained Pressure in Hydraulic Circuit
        • How to Release Remained Pressure from Hydraulic Tank
        • How to Release Remained Pressure from Work Equipment
        • How to Release Remained Pressure from Hydraulic Cylinder Circuit
        • How to Release Remained Pressure from Swing Motor Circuit
        • How to Release Remained Pressure from Travel Motor Circuit
        • How to Release Remained Pressure from Swing Cylinder Circuit
        • How to Release Remained Pressure from Blade/Outrigger Cylinder
      • Examine and Adjust Oil Pressure in Work Equipment and Travel Circuits
        • How to Examine Unload Valve Pressure
        • How to Adjust Unload Valve Pressure
        • How to Examine Work Equipment and Travel Relief Pressure
        • How to Adjust Work Equipment and Travel Relief Pressure
      • Examine and Adjust Oil Pressure in Swing Circuit
        • How to Examine Swing Relief Pressure
        • How to Adjust Swing Relief Pressure
      • Examine Oil Pressure of Control Circuit
      • Examine and Adjust Oil Pressure in Pump PC Control Circuit
        • How to Examine PC Valve Outlet Pressure (Servo Piston Inlet Pressure)
        • How to Examine Source Pressure of PC-EPC Valve
        • How to Adjust Oil Pressure in Pump PC Control Circuit
      • Examine and Adjust Oil Pressure in Pump LS Control Circuit
        • How to Examine LS Differential Pressure with Machine Monitor
        • How to Examine LS Differential Pressure with Testing Tool
        • How to Adjust LS Valve
      • Examine Outlet Pressure in PPC Valve
      • Adjust Play of Work Equipment and PPC Valves
      • Examine Travel Hydraulic Equipment
      • Examine and Adjust Automatic Displacement Control of Travel Motor
        • How to Work Before Examine Automatic Displacement Control of Travel Motor
        • How to Examine Automatic Displacement Control of Travel Motor
        • How to Adjust Automatic Displacement Control of Travel Motor
        • How to Work After Examine Automatic Displacement Control of Travel Motor
      • Examine and Adjust Speed of Travel Propeller Shaft
        • How to Work Before Examine Speed of Travel Propeller Shaft
        • How to Examine Speed of Travel Propeller Shaft
        • How to Adjust Speed of Travel Propeller Shaft
      • Examine Parts Which Cause Hydraulic Drift of Work Equipment
        • How to Examine Parts Which Cause Hydraulic Drift of Boom Cylinder and Bucket Cylinder
        • How to Examine Parts Which Cause Hydraulic Drift of Arm Cylinder
        • How to Examine Parts Which Cause Hydraulic Drift of PPC Valve
      • Examine Oil Leakage
        • How to Examine Oil Leakage from Boom Cylinder
        • How to Examine Oil Leakage from Arm Cylinder
        • How to Examine Oil Leakage from Bucket Cylinder
        • How to Examine Oil Leakage from Boom Swing Cylinder
        • How to Examine Oil Leakage from Swing Motor
        • How to Examine Oil Leakage from Travel Motor
      • Bleed Air from Hydraulic Circuit
        • How to Bleed Air from Main Pump
        • How to Bleed Air from Cylinder
        • How to Bleed Air from LS Circuit
        • How to Bleed Air from Swing PPC Circuit
        • How to Bleed Air from Swing Motor
        • How to Bleed Air from Travel Motor
        • How to Examine Hydraulic Oil Level
    • CAB Related Parts
      • Adjust Mirrors
        • How to Adjust Left Front Mirror (A) and (A1)
        • How to Adjust Right Front Mirror (B)
    • Electrical System
      • Set and Operate Machine Monitor
        • Operator Mode
        • Service Mode
      • Start Up KOMTRAX System
      • Adjust rearview camera angle
      • Adjust Right View Camera Angle
      • Handle Voltage Circuit of Engine Controller
      • Handle Battery Disconnect Switch
    • Pm Clinic
      • Pm Clinic Service
        • Pm Clinic Check Sheet: PW98MR-11E0
  • 40 Troubleshooting
    • Table of Contents
    • Related Information to Troubleshooting
      • General Troubleshooting Points
      • Troubleshooting Points for Aftertreatment System
      • Sequence of Events in Troubleshooting
      • Checks Before Troubleshooting
      • Inspection Procedure Before Troubleshooting
        • Walk-Around Check
        • Examine Fuel Level and Type
        • Examine Fuel Prefilter
        • Examine Water Separator, Drain Water and Sediment
        • Replace Fuel Prefilter Cartridge
        • Examine Fuel Main Filter
        • Examine Engine Oil Level (Oil Quantity in Oil Pan)
        • Examine Coolant Level (Expansion Tank)
        • Examine Air Cleaner Clogging
        • Examine Hydraulic Oil Level
        • Examine Hydraulic Oil Strainer
        • Examine Hydraulic Oil Filter
        • Examine Oil Level in Front Axle
        • Examine Oil Level in Rear Axle
        • Examine Oil Level in Transmission Reduction Gear
        • Examine and Adjust Toe-in
        • Examine Wheel Nut Tightening
        • Examine Electric Equipment
      • Preparation for Troubleshooting of Electrical System
        • Preparation for Troubleshooting of Machine Monitor
        • Preparation for Troubleshooting of Engine Controller
        • Preparation for Troubleshooting of Machine Controller
        • Preparation for Troubleshooting of Pump Controller
        • Preparation for Troubleshooting of Gateway Function Controller
        • Disconnect and Connect Connector with a Special Lock
      • Information Shown in Troubleshooting Table
      • Connector Contact Connection Table
      • T-Branch Box and T-Branch Adapter Table
      • Fuse Location Table
      • Precautions When You Clean and Replace KDPF (KCSF and KDOC)
      • Prepare Short Circuit Electrical Connector (For Failure Codes [CA1883] and [CA3135])
      • Failure Code Table
    • Emergency Procedure
      • How to Lower Machine from Blade or Outrigger When Hydraulic System is Fault
    • Troubleshooting by Failure Code (Display of Code)
      • Failure Code [2G00MA]
      • Failure Code [6AZ0ZG]
      • Failure Code [6B2JMA]
      • Failure Code [879AKA]
      • Failure Code [879AKB]
      • Failure Code [879BKA]
      • Failure Code [879BKB]
      • Failure Code [879CKA]
      • Failure Code [879CKB]
      • Failure Code [879DKZ]
      • Failure Code [879EMC]
      • Failure Code [879FMC]
      • Failure Code [879GKX]
      • Failure Code [989L00]
      • Failure Code [989M00]
      • Failure Code [989N00]
      • Failure Code [A1U0N3]
      • Failure Code [A1U0N4]
      • Failure Code [A900FR]
      • Failure Code [A900N6]
      • Failure Code [A900NY]
      • Failure Code [AB00KE]
      • Failure Code [AQ10MB]
      • Failure Code [AQ10N3]
      • Failure Code [AS00R2]
      • Failure Code [AS00R3]
      • Failure Code [AS00R4]
      • Failure Code [AS00R6]
      • Failure Code [B@BAZG]
      • Failure Code [B@BCNS]
      • Failure Code [B@BCQA]
      • Failure Code [B@BCZK]
      • Failure Code [B@HANS]
      • Failure Code [CA115]
      • Failure Code [CA122]
      • Failure Code [CA123]
      • Failure Code [CA131]
      • Failure Code [CA132]
      • Failure Code [CA144]
      • Failure Code [CA145]
      • Failure Code [CA153]
      • Failure Code [CA154]
      • Failure Code [CA187]
      • Failure Code [CA221]
      • Failure Code [CA222]
      • Failure Code [CA227]
      • Failure Code [CA238]
      • Failure Code [CA239]
      • Failure Code [CA271]
      • Failure Code [CA272]
      • Failure Code [CA322]
      • Failure Code [CA324]
      • Failure Code [CA331]
      • Failure Code [CA343]
      • Failure Code [CA351]
      • Failure Code [CA352]
      • Failure Code [CA356]
      • Failure Code [CA357]
      • Failure Code [CA386]
      • Failure Code [CA435]
      • Failure Code [CA441]
      • Failure Code [CA442]
      • Failure Code [CA449]
      • Failure Code [CA451]
      • Failure Code [CA452]
      • Failure Code [CA515]
      • Failure Code [CA516]
      • Failure Code [CA553]
      • Failure Code [CA559]
      • Failure Code [CA689]
      • Failure Code [CA691]
      • Failure Code [CA692]
      • Failure Code [CA697]
      • Failure Code [CA698]
      • Failure Code [CA731]
      • Failure Code [CA778]
      • Failure Code [CA1117]
      • Failure Code [CA1664]
      • Failure Code [CA1691]
      • Failure Code [CA1695]
      • Failure Code [CA1696]
      • Failure Code [CA1879]
      • Failure Code [CA1881]
      • Failure Code [CA1883]
      • Failure Code [CA1896]
      • Failure Code [CA1921]
      • Failure Code [CA1922]
      • Failure Code [CA1961]
      • Failure Code [CA1993]
      • Failure Code [CA2185]
      • Failure Code [CA2186]
      • Failure Code [CA2249]
      • Failure Code [CA2272]
      • Failure Code [CA2311]
      • Failure Code [CA2349]
      • Failure Code [CA2353]
      • Failure Code [CA2357]
      • Failure Code [CA2637]
      • Failure Code [CA2639]
      • Failure Code [CA2765]
      • Failure Code [CA2777]
      • Failure Code [CA2973]
      • Failure Code [CA3133]
      • Failure Code [CA3134]
      • Failure Code [CA3135]
      • Failure Code [CA3251]
      • Failure Code [CA3253]
      • Failure Code [CA3254]
      • Failure Code [CA3255]
      • Failure Code [CA3256]
      • Failure Code [CA3311]
      • Failure Code [CA3312]
      • Failure Code [CA3313]
      • Failure Code [CA3314]
      • Failure Code [CA3315]
      • Failure Code [CA3316]
      • Failure Code [CA3317]
      • Failure Code [CA3318]
      • Failure Code [CA3319]
      • Failure Code [CA3321]
      • Failure Code [CA3322]
      • Failure Code [CA3419]
      • Failure Code [CA3421]
      • Failure Code [CA3724]
      • Failure Code [CA4151]
      • Failure Code [CA4158]
      • Failure Code [CA4161]
      • Failure Code [CA4162]
      • Failure Code [CA4163]
      • Failure Code [CA4259]
      • Failure Code [CA4264]
      • Failure Code [CA4952]
      • Failure Code [CA5271]
      • Failure Code [CA5272]
      • Failure Code [CA5383]
      • Failure Code [CA5631]
      • Failure Code [CA5938]
      • Failure Code [CA6654]
      • Failure Code [CA6887]
      • Failure Code [CA6891]
      • Failure Code [CA7681]
      • Failure Code [CA7797]
      • Failure Code [CA7798]
      • Failure Code [CA7822]
      • Failure Code [CA7869]
      • Failure Code [D110KB]
      • Failure Code [D19JKZ]
      • Failure Code [D19QKB]
      • Failure Code [D19QKY]
      • Failure Code [D1EMKA]
      • Failure Code [D1EMKB]
      • Failure Code [D1EMKY]
      • Failure Code [D1EMMA]
      • Failure Code [D811MC]
      • Failure Code [D862KA]
      • Failure Code [D8ALKA]
      • Failure Code [D8ALKB]
      • Failure Code [D8AQKR]
      • Failure Code [D8G1KT]
      • Failure Code [D8G6KT]
      • Failure Code [DA20MC]
      • Failure Code [DA22KK]
      • Failure Code [DA25KP]
      • Failure Code [DA26KP]
      • Failure Code [DA29KQ]
      • Failure Code [DA2LKA]
      • Failure Code [DA2LKB]
      • Failure Code [DA2QKR]
      • Failure Code [DA2RKR]
      • Failure Code [DAB0KT]
      • Failure Code [DAC3KB]
      • Failure Code [DAC3KY]
      • Failure Code [DAF0MB]
      • Failure Code [DAF0MC]
      • Failure Code [DAF8KB]
      • Failure Code [DAF9KQ]
      • Failure Code [DAFGMC]
      • Failure Code [DAFLKA]
      • Failure Code [DAFLKB]
      • Failure Code [DAFQKR]
      • Failure Code [DAZ9KQ]
      • Failure Code [DAZQKR]
      • Failure Code [DB2QKR]
      • Failure Code [DB2RKR]
      • Failure Code [DCS0MC]
      • Failure Code [DCS2KK]
      • Failure Code [DCS5KP]
      • Failure Code [DCS9KQ]
      • Failure Code [DCSLKA]
      • Failure Code [DCSLKB]
      • Failure Code [DCSQKR]
      • Failure Code [DCSRKR]
      • Failure Code [DCS0KT]
      • Failure Code [DCS7KP]
      • Failure Code [DDAGL4]
      • Failure Code [DDA1L5]
      • Failure Code [DDB6KA]
      • Failure Code [DDB6KB]
      • Failure Code [DDK8KA]
      • Failure Code [DDK8KB]
      • Failure Code [DDKNKA]
      • Failure Code [DDKNKB]
      • Failure Code [DDKPKA]
      • Failure Code [DDKPKB]
      • Failure Code [DDNRKA]
      • Failure Code [DDNRKY]
      • Failure Code [DDNS00]
      • Failure Code [DDP4KX]
      • Failure Code [DDP6L5]
      • Failure Code [DDQ1KA]
      • Failure Code [DDQ1KB]
      • Failure Code [DDWCKZ]
      • Failure Code [DDWMKZ]
      • Failure Code [DFB1KZ]
      • Failure Code [DFB2KZ]
      • Failure Code [DFB3L8]
      • Failure Code [DFB4L8]
      • Failure Code [DFB5KZ]
      • Failure Code [DFB6KZ]
      • Failure Code [DFE1L8]
      • Failure Code [DFE2KZ]
      • Failure Code [DFE3KZ]
      • Failure Code [DFF1KA]
      • Failure Code [DFF1KB]
      • Failure Code [DGH2KA]
      • Failure Code [DGH2KB]
      • Failure Code [DHA4KA]
      • Failure Code [DHAAMA]
      • Failure Code [DHACMA]
      • Failure Code [DHPAMA]
      • Failure Code [DHS3MA]
      • Failure Code [DHS4MA]
      • Failure Code [DHS5KX]
      • Failure Code [DHS8MA]
      • Failure Code [DHS9MA]
      • Failure Code [DHSAMA]
      • Failure Code [DHSBMA]
      • Failure Code [DHSCMA]
      • Failure Code [DHSDMA]
      • Failure Code [DHT8KA]
      • Failure Code [DHT8KB]
      • Failure Code [DHU1KA]
      • Failure Code [DHU1KY]
      • Failure Code [DHUCKA]
      • Failure Code [DHUCKY]
      • Failure Code [DHUGKA]
      • Failure Code [DHUGKY]
      • Failure Code [DHX1MA]
      • Failure Code [DK10KA]
      • Failure Code [DK10KB]
      • Failure Code [DKULKA]
      • Failure Code [DKULKB]
      • Failure Code [DKULKY]
      • Failure Code [DLM5KA]
      • Failure Code [DLM5MB]
      • Failure Code [DLT4KA]
      • Failure Code [DLT4KB]
      • Failure Code [DNCHMC]
      • Failure Code [DNCJL4]
      • Failure Code [DNCKMC]
      • Failure Code [DNCLMC]
      • Failure Code [DR21KX]
      • Failure Code [DV20KB]
      • Failure Code [DW40KA]
      • Failure Code [DW40KB]
      • Failure Code [DW40KY]
      • Failure Code [DW45KA]
      • Failure Code [DW45KB]
      • Failure Code [DW45KY]
      • Failure Code [DW4AKA]
      • Failure Code [DW4AKB]
      • Failure Code [DW4AKY]
      • Failure Code [DW4BKA]
      • Failure Code [DW4BKB]
      • Failure Code [DW4BKY]
      • Failure Code [DW4CKY]
      • Failure Code [DW4MKA]
      • Failure Code [DW4MKB]
      • Failure Code [DW4MKY]
      • Failure Code [DW4YKA]
      • Failure Code [DW4YKB]
      • Failure Code [DW4YKY]
      • Failure Code [DW4ZKA]
      • Failure Code [DW4ZKB]
      • Failure Code [DW4ZKY]
      • Failure Code [DW9KKA]
      • Failure Code [DW9KKB]
      • Failure Code [DW9KKY]
      • Failure Code [DW9LKA]
      • Failure Code [DW9LKB]
      • Failure Code [DW9LKY]
      • Failure Code [DW9PKA]
      • Failure Code [DW9PKB]
      • Failure Code [DW9PKY]
      • Failure Code [DWB1KA]
      • Failure Code [DWB1KB]
      • Failure Code [DWA2KA]
      • Failure Code [DWA2KB]
      • Failure Code [DWA2KY]
      • Failure Code [DWB2KA]
      • Failure Code [DWB2KB]
      • Failure Code [DWB2KY]
      • Failure Code [DWB3KA]
      • Failure Code [DWB3KB]
      • Failure Code [DWB3KY]
      • Failure Code [DWB4KA]
      • Failure Code [DWB4KB]
      • Failure Code [DWB4KY]
      • Failure Code [DWB5KA]
      • Failure Code [DWB5KB]
      • Failure Code [DWB5KY]
      • Failure Code [DWD2KA]
      • Failure Code [DWD2KB]
      • Failure Code [DWD2KY]
      • Failure Code [DWD3KA]
      • Failure Code [DWD3KB]
      • Failure Code [DWD3KY]
      • Failure Code [DWD4KA]
      • Failure Code [DWD4KB]
      • Failure Code [DWD4KY]
      • Failure Code [DWD5KA]
      • Failure Code [DWD5KB]
      • Failure Code [DWD5KY]
      • Failure Code [DWN5KA]
      • Failure Code [DWN5KB]
      • Failure Code [DWN5KY]
      • Failure Code [DXA8KA]
      • Failure Code [DXA8KB]
      • Failure Code [DXE7KA]
      • Failure Code [DXE7KB]
      • Failure Code [DXE7KY]
      • Failure Code [DXE8KA]
      • Failure Code [DXE8KB]
      • Failure Code [DXE8KY]
      • Failure Code [DXE9KA]
      • Failure Code [DXE9KB]
      • Failure Code [DXE9KY]
      • Failure Code [DXEAKA]
      • Failure Code [DXEAKB]
      • Failure Code [DXEAKY]
      • Failure Code [DXEKKA]
      • Failure Code [DXEKKB]
      • Failure Code [DXEKKY]
      • Failure Code [DXELKA]
      • Failure Code [DXELKB]
      • Failure Code [DXELKY]
      • Failure Code [DXK3KA]
      • Failure Code [DXK3KB]
      • Failure Code [DXK3KY]
      • Failure Code [DXNNKA]
      • Failure Code [DXNNKB]
      • Failure Code [DXNNKY]
      • Failure Code [DXNPKA]
      • Failure Code [DXNPKB]
      • Failure Code [DXNPKY]
      • Failure Code [DY20KA]
      • Failure Code [DY20MA]
      • Failure Code [DY2CKB]
      • Failure Code [DY2DKB]
      • Failure Code [DY2EKB]
      • Failure Code [F313KA]
      • Failure Code [F313KB]
      • Failure Code [F318KB]
      • Failure Code [F318KY]
    • Troubleshooting of Electrical System (E-Mode)
      • Engine Does Not Start (Engine Does Not Crank)
      • Manual Preheating System Does Not Operate
      • While Preheating is in Operation, Preheating Monitor Does Not Come On
      • When Starting Switch is Turned to ON Position, Machine Monitor Shows Nothing
      • Engine Coolant Temperature Monitor Comes On in White While Engine is in Operation
      • Hydraulic Oil Temperature Monitor Comes On in White While Engine is in Operation
      • Charge Level Monitor Comes On in Red While Engine is in Operation
      • Fuel Level Monitor Comes On in Red While Engine is in Operation
      • Engine Coolant Temperature Monitor Comes On in Red While Engine is in Operation
      • Engine Oil Pressure Monitor Comes On in Red While Engine is in Operation
      • Hydraulic Oil Temperature Monitor Comes On in Red While Engine is in Operation
      • Fuel Gauge Does Not Move from Minimum or Maximum
      • Display of Fuel Gauge is Different from Actual Fuel Level
      • Coolant Temperature Gauge Display Does Not Move from Minimum or Maximum
      • Display of Coolant Temperature Gauge is Different from Actual Coolant Temperature
      • Hydraulic Oil Temperature Gauge Does Not Move from Minimum or Maximum
      • Display of Hydraulic Oil Temperature Gauge is Different from Actual Oil Temperature
      • Some Areas of Machine Monitor Screen are Not Shown
      • Function Switch Does Not Operate
      • Automatic Warm-up System Does Not Operate (in Cold Weather)
      • Auto-Deceleration Monitor Does Not Come On or Go Out While Auto-Deceleration Switch is Operated
      • Auto-Deceleration is Not Operated or Canceled with Lever
      • Work Mode Selector Screen is Not Shown While Work Mode Switch is Operated
      • When Working Mode is Changed, Setting of Engine and Hydraulic Pump is Not Changed
      • Travel Speed Monitor Does Not Change While Travel Speed Switch is Operated
      • Travel Speed Does Not Change Even When You Change Travel Speed
      • Alarm Buzzer Does Not Stop
      • Service Meter is Not Shown While Starting Switch is in OFF Position
      • Service Mode Cannot be Selected
      • All Work Equipment, Swing, Travel Do Not Operate
      • All Work Equipment, Swing, Travel Cannot be Locked
      • Machine Does Not Swing While Swing Parking Brake Release Switch is Set to Release Position
      • While Swing Parking Brake Release Switch is Turned on, Swing Brake is Not Operated
      • Work Equipment Does Not Operate While Lock Lever Automatic Release Switch is in Release Position
      • Travel Alarm Does Not Operate During Travel
      • Travel Alarm Does Not Stop When Machine Stops
      • Horn Does Not Sound
      • Horn Does Not Stop
      • Wiper Monitor Does Not Come On or Go Out While Wiper Switch is Operated
      • Wiper Does Not Operate When Wiper Switch is Operated
      • When Window Washer Switch is Operated, Window Washer Does Not Operate
      • "Boom Raise" is Not Shown Correctly with Monitoring Function
      • "Boom Lower" is Not Shown Correctly with Monitoring Function
      • "Arm OUT" is Not Shown Correctly with Monitoring Function
      • "Arm IN" is Not Shown Correctly with Monitoring Function
      • Bucket DUMP is Not Shown Correctly with Monitoring Function
      • Bucket CURL is Not Shown Correctly with Monitoring Function
      • Boom Swing Left is Not Shown Correctly with Monitoring Function
      • Boom Swing Right is Not Shown Correctly with Monitoring Function
      • Swing is Not Shown Correctly with Monitoring Function
      • Travel is Not Shown Correctly with Monitoring Function
      • Blade RAISE is Not Shown Correctly with Monitoring Function
      • Blade LOWER is Not Shown Correctly with Monitoring Function
      • KOMTRAX System Does Not Operate Correctly
    • Troubleshooting for Hydraulic and Mechanical Systems (H Mode)
      • Information Shown in Troubleshooting Table (H-Mode)
      • Failure Mode and Cause Table
      • All Work Equipment, Swing, and Travel Lack Speed or Power
      • Engine Speed Drops Largely or Engine Stops
      • All Work Equipment, Swing and Travel Do Not Work
      • Unusual Noise is Heard from Around Hydraulic Pump
      • Fine Control Performance or Response is Unsatisfactory
      • Boom Speed or Power is Low
      • 2-Piece Boom Speed or Power is Low
      • Arm Speed or Power is Low
      • Bucket Speed or Power is Low
      • Boom Swing Speed or Power is Low
      • Blade or Outrigger Speed or Power is Low
      • Boom and Blade or Outrigger Speed or Power are Low
      • Work Equipment Does Not Move in Single Operation
      • Hydraulic Drift of Boom is Large
      • Hydraulic Drift of 2-Piece Boom is Large
      • Hydraulic Drift of Arm is Large
      • Hydraulic Drift of Bucket is Large
      • Hydraulic Drift of Blade or Outrigger is Large
      • Time Lag of Work Equipment is Large
      • In Mixed Operation of Work Equipment, Work Equipment with Heavier Load Moves Slower
      • In Mixed Operation of Swing and Boom RAISE, Boom RAISE Speed is Low
      • In Mixed Operation of Work Equipment or Swing and Travel, Travel Speed Falls Largely
      • Travel Speed is Low
      • Travel Power is Slow
      • Travel speed is Slow or Fast
      • Wheels Do Not Run
      • Upper Structure Does Not Swing in Two Directions of Right and Left
      • Upper Structure Swings Only in One Direction
      • Swing Acceleration or Swing Speed is Low in Two Directions of Right and Left
      • Swing Acceleration or Swing Speed is Low in Only One Direction
      • Upper Structure Overruns Too Much When It Stops Swing Operation (Right and Left)
      • Upper Structure Overruns Too Much When It Stops Swing Operation (Only One Direction)
      • Shock is Large When Upper Structure Stops Swing Operation
      • Large Unusual Noise is Made When Upper Structure Stops Swing Operation
      • Swing Drift on a Slope is Large (While Swing Parking Brake is Applied)
      • Swing Drift on a Slope is Large (While Swing Parking Brake is Released)
      • Oil Flow in Attachment Circuit Cannot be Changed
      • Mechanical Gear Speed Change is Noise When You Travel
      • Parking Brake Does Not Work
      • Service Brake Does Not Work
      • Steering System Does Not Work or Does Not Work Properly (2WS, 4WS-R, 4WS-C)
    • Troubleshooting of Engine (S-Mode)
      • Information Shown in Troubleshooting Table (S-Mode)
      • Engine Does Not Crank When Starting Switch is Turned to Start Position
      • Engine Cranks but No Exhaust Smoke Comes Out
      • Fuel is Sprayed but Engine Does Not Start (Misfiring: Engine Cranks but Does Not Start)
      • Engine Startability is Unsatisfactory
      • Engine Does Not Pick Up Smoothly
      • Engine Stops During Operation
      • Engine Does Not Rotate Smoothly
      • Engine Lacks Output (or Lacks Power)
      • Exhaust Color is Black (KDPF Becomes Clogged in Short Time)
      • Engine Oil Consumption is Excessive
      • Engine Oil Becomes Dirty Quickly
      • Fuel Consumption is Excessive
      • Oil is in Coolant (or Coolant Spurts Back or Coolant Level Goes Down)
      • Engine Oil Pressure Drops
      • Fuel Mixes Into Engine Oil
      • Water Mixes Into Engine Oil (Milky)
      • Coolant Temperature Increases Too High (Overheat)
      • Unusual Noise is Heard
      • Vibration is Excessive
      • Air Cannot be Bled from Fuel Circuit
      • Active Regeneration is Done Frequently
      • Active Regeneration Continues Long
      • White Smoke is Exhausted During Active Regeneration
  • 50 Disassembly and Assembly
    • Table of Contents
    • Related Information on Disassembly and Assembly
      • Read This Manual
      • Coating Materials List
    • Prepare
      • Drain and Add Coolant
        • How to Drain Coolant
        • How to Add Coolant
      • Drain and Add Hydraulic Oil
        • How to Drain Hydraulic Oil
        • How to Add Hydraulic Oil
      • Drain and Add Fuel
        • How to Drain Fuel
        • How to Add Fuel
      • Collect and Refill Refrigerant
        • How to Collect Refrigerant
        • How to Refill Refrigerant
    • Engine and Cooling System
      • Remove and Install Supply Pump Assembly
        • How to Remove Supply Pump Assembly
        • How to Install Supply Pump Assembly
      • Remove and Install Injector Assembly
        • How to Remove Injector Assembly
        • How to Install Injector Assembly
      • Remove and Install Cylinder Head Assembly
        • How to Remove Cylinder Head Assembly
        • How to Install Cylinder Head Assembly
      • Remove and Install EGR Valve Assembly
        • How to Remove EGR Valve Assembly
        • How to Install EGR Valve Assembly
      • Remove and Install EGR Cooler Assembly
        • How to Remove EGR Cooler Assembly
        • Install EGR Cooler Assembly
      • Remove and Install Starter Assembly
        • How to Remove Starting Motor Assembly
        • How to Install Starting Motor Assembly
      • Remove and Install Fan Belt
        • Remove Fan Belt
        • Install Fan Belt
      • Remove and Install Automatic Tensioner
        • How to Remove Auto-Tensioner
        • How to Install Auto-Tensioner
      • Remove and Install Expansion Tank Assembly
        • Remove Expansion Tank Assembly
        • Install Expansion Tank Assembly
      • Remove and Install Radiator Assembly
        • How to Remove Radiator Assembly
        • How to Install Radiator Assembly
      • Remove and Install Hydraulic Oil Cooler Assembly
        • How to Remove Hydraulic Oil Cooler Assembly
        • How to Install Hydraulic Oil Cooler Assembly
      • Remove and Install Aftercooler Assembly
        • How to Remove Aftercooler Assembly
        • How to Install Aftercooler Assembly
      • Remove and Install Engine and Main Pump Assembly
        • How to Remove Engine and Main Pump Assembly
        • How to Install Engine and Main Pump Assembly
      • Remove and Install Engine Front Oil Seal
        • How to Remove Engine Front Oil Seal
        • How to Install Engine Front Oil Seal
      • Remove and Install Engine Rear Oil Seal
        • How to Remove Engine Rear Oil Seal
        • How to Install Engine Rear Oil Seal
      • Remove and Install Fuel Cooler Assembly
        • Remove Fuel Cooler Assembly
        • Install Fuel Cooler Assembly
      • Remove and Install Engine Hood Assembly
        • How to Remove Engine Hood Assembly
        • How to Install Engine Hood Assembly
      • Remove and Install KDPF Assembly
        • How to Remove KDPF Assembly
        • How to Install KDPF Assembly
      • Disassemble and Assemble KDPF Assembly
        • How to Disassemble KDPF Assembly
        • How to Assemble KDPF Assembly
      • Remove and Install Fuel Tank Assembly
        • How to Remove Fuel Tank Assembly
        • How to Install Fuel Tank Assembly
      • Remove and Install Air Cleaner Assembly
        • How to Remove Air Cleaner Assembly
        • How to Install Air Cleaner Assembly
      • Remove and Install Air Conditioner Compressor Assembly
        • How to Remove Air Conditioner Compressor Assembly
        • How to Install Air Conditioner Compressor Assembly
      • Remove and Install Air Conditioner Condenser Assembly
        • How to Remove Air Conditioner Condenser Assembly
        • How to Install Air Conditioner Condenser Assembly
    • Power Train
      • Remove and Install Swing Motor and Swing Machinery Assembly
        • How to Remove Swing Motor and Swing Machinery Assembly
        • How to Install Swing Motor and Swing Machinery Assembly
      • Disassemble and Assemble Swing Machinery Assembly
        • How to Disassemble Swing Machinery Assembly
        • How to Assemble Swing Machinery Assembly
      • Remove and Install Swing Circle Assembly
        • How to Remove Swing Circle Assembly
        • How to Install Swing Circle Assembly
    • Undercarriage and Frame
      • Remove and Install of twin-type wheels with flap ring
        • How to Remove twin-type wheels with flap ring
        • How to Install twin-type wheels with flap ring
      • Remove and Install Rear Axle
        • How to Remove Rear Axle
        • How to Install Rear Axle
      • Remove and Install Front Axle
        • How to Remove Front Axle
        • How to Install Front Axle
      • Disassemble and Assemble Axles
        • How to Disassemble Axles
        • How to Assemble Axles
      • Disassemble and Assemble Transmission
        • How to Disassemble Transmission
        • How to Assemble Transmission
      • Remove and Install Axle Lock Cylinder
        • How to Remove Axle Lock Cylinder
        • How to Install Axle Lock Cylinder
      • Remove and Install Travel Motor Assembly
        • How to Remove Travel Motor
        • How to Install Travel Motor
      • Remove and Install Revolving Frame Assembly
        • How to Remove Revolving Frame Assembly
        • How to Install Revolving Frame Assembly
      • Remove and Install Counterweight Assembly
        • How to Remove Counterweight Assembly
        • How to Install Counterweight Assembly
    • Hydraulic System
      • How to Remove and Install Center Swivel Joint Assembly
        • How to Remove Center Swivel Joint Assembly
        • How to Install Center Swivel Joint Assembly
      • Remove and Install Hydraulic Tank Assembly
        • How to Remove Hydraulic Tank Assembly
        • How to Install Hydraulic Tank Assembly
      • Remove and Install Main Pump Assembly
        • How to Remove Main Pump Assembly
        • How to Install Main Pump Assembly
      • Disassemble and Assemble Control Valve Assembly
        • How to Assemble Control Valve Assembly
        • Replace Pressure Reducing Valve Cartridge Assembly
      • Disassemble and Assemble Work Equipment PPC Valve Assembly
        • How to Disassemble Work Equipment PPC Valve Assembly
        • How to Assemble Work Equipment PPC Valve Assembly
    • Work Equipment
      • Remove and Install Work Equipment Assembly
        • How to Remove Work Equipment Assembly
        • How to Install Work Equipment Assembly
      • Disassemble and Assemble Boom Cylinder Assembly
        • How to Disassemble Boom Cylinder Assembly
        • How to Assemble Boom Cylinder Assembly
      • Disassemble and Assemble of 2-Piece Boom Cylinder Assembly
        • How to Disassemble 2-Piece Boom Cylinder Assembly
        • How to Assemble 2-Piece Boom Cylinder Assembly
      • Disassemble and Assemble Arm Cylinder Assembly
        • How to Disassemble Arm Cylinder Assembly
        • How to Assemble Arm Cylinder Assembly
      • Disassemble and Assemble Bucket Cylinder Assembly
        • How to Disassemble Bucket Cylinder Assembly
        • How to Assemble Bucket Cylinder Assembly
      • Disassemble and Assemble Swing Cylinder Assembly
        • How to Disassemble Swing Cylinder Assembly
        • How to Assemble Swing Cylinder Assembly
    • CAB Related Parts
      • Remove and Install Operator Cab Assembly
        • How to Remove Operator Cab Assembly
        • How to Install Operator Cab Assembly
      • Install Operator Cab Door
        • How to Install Operator Cab Door
      • Remove and Install Operator Cab Glass (Adhered Glass)
        • How to Remove Operator Cab Glass (Adhered Glass)
        • How to Install Operator Cab Glass (Adhered Glass)
      • Remove and Install Front Window Assembly
        • How to Remove Front Window Assembly
        • How to Install Front Window Assembly
      • Remove and Install Air Conditioner Unit Assembly
        • How to Remove Air Conditioner Unit Assembly
        • How to Install Air Conditioner Unit Assembly
      • Remove and Install Operator Seat
        • How to Remove Operator Seat
        • How to Install Operator Seat
      • How to Remove and Install Seat Belt
        • How to Remove Seat Belt
        • How to Install Seatbelt
    • Electrical System
      • Remove and Install Engine Controller Assembly
        • How to Remove Engine Controller Assembly
        • How to Install Engine Controller Assembly
      • Remove and Install Machine Controller Assembly
        • How to Remove Machine Controller Assembly
        • How to Install Machine Controller Assembly
      • Remove and Install Pump Controller Assembly
        • How to Remove Pump Controller Assembly
        • How to Install Pump Controller Assembly
      • Remove and Install Machine Monitor Assembly
        • How to Remove Machine Monitor Assembly
        • How to Install Machine Monitor Assembly
      • Remove and Install Mass Air Flow and Temperature Sensor
        • How to Remove Mass Air Flow and Temperature Sensor
        • How to Install Mass Air Flow and Temperature Sensor
      • Remove and Install KDPF Temperature Sensor
        • How to Remove KDPF Temperature Sensor
        • How to Install KDPF Temperature Sensor
      • Remove and Install KDPF Differential Pressure Sensor
        • How to Remove KDPF Differential Pressure Sensor
        • How to Install KDPF Differential Pressure Sensor
      • Remove and Install Gateway Function Controller
        • How to Remove Gateway Function Controller
        • How to Install Gateway Function Controller
  • 60 Maintenance Standard
    • Table of Contents
    • Engine and Cooling System
      • Maintenance Standard for Engine Mount
      • Maintenance Standard for PTO
      • Maintenance Standard for Cooling System
    • Swing System
      • Maintenance Standard for Swing Circle
      • Maintenance Standard for Swing Machinery
      • Maintenance Standard for Swing Motor
    • Power Train
      • Maintenance Standard for Front Axle
        • Maintenance Standard for Pinion and Differential
        • Maintenance Standard for Brakes
        • Maintenance Standard for Final Reduction
        • Maintenance Standard for Steering Cylinder
      • Maintenance Standard for Transmission
      • Maintenance Standard for Rear Axle
        • Maintenance Standard for Differential
        • Maintenance Standard for Final Reduction
        • Maintenance Standard for Steering Cylinder
        • Maintenance Standard for Brakes
      • Maintenance Standard for Parking Brake Cylinder
      • Maintenance Standard for Axle Locking Cylinder
      • Maintenance Standard for Travel Motor
    • Hydraulic System
      • Maintenance Standard for Hydraulic Tank
      • Maintenance Standard for Control Valve
      • Maintenance Standard for Hydraulic Pump
      • Maintenance Standard for Servo Valve
      • Maintenance Standard for Work Equipment and Swing PPC Valve
      • Maintenance Standard for 2-Piece Boom PPC Valve
      • Maintenance Standard for Boom Anti-Drop Valve
      • Maintenance Standard for Arm Anti-Drop Valve
      • Maintenance Standard for 5-Spool Solenoid Valve
      • Maintenance Standard for 4-Spool Solenoid Valve
      • Maintenance Standard for Travel and Attachment Solenoid Valve
      • Maintenance Standard for Attachment and Boom Swing Flow Adjustment EPC Valve
      • Maintenance Standard for Steering Control Solenoid Valve
    • Work Equipment
      • Maintenance Standard for Work Equipment
        • Dimensions of Arm
        • Dimensions of Bucket
      • Maintenance Standard for Boom Cylinder
      • Maintenance Standard for 2-Piece Boom Cylinder
      • Maintenance Standard for Arm Cylinder
      • Maintenance Standard for Bucket Cylinder
      • Maintenance Standard for Boom Swing Cylinder
      • Maintenance Standard for Blade Cylinder
  • 80 Appendix
    • Table of Contents
    • Air Conditioner System
      • Precautions for Refrigerant
      • Air Conditioner Component
      • Specifications of Air Conditioner
      • Structure and Function of Refrigeration Cycle
      • Outline of Refrigeration Cycle
      • Component Parts of Air Conditioner System
        • Air Conditioner Unit
        • Component Parts of Air Conditioner Unit
        • Air Conditioner Controller
        • Compressor
        • Condenser
        • Receiver Drier
        • Air Conditioner Related Sensors
    • Explanation of Procedure for Test of and Troubleshooting of Air Conditioner
    • Circuit Diagram and Configuration of Connector Pins of Air Conditioner
    • System Diagram of Air Conditioner
      • Input and Output Signals of Air Conditioner Controller
        • Function of Air Conditioner Controller
    • Locations of Air Conditioner Parts and Layout of Connectors
    • Examine Air Leakage (Duct)
      • How to Examine Air Leakage (Duct)
    • Examine Air Conditioner With Self-Diagnosis Function
    • Open the Electrical System Abnormality Record Screen in Service Mode of Machine Monitor
    • Examine Vent (Mode) Changeover
      • How to Examine Vent (Mode) Changeover
    • Examine Fresh/Recirc Air Changeover
      • How to Examine Fresh/Recirc Air Changeover
    • Examine Sunlight Sensor
      • How to Examine Sunlight Sensor
    • Examine Refrigerant (Dual) Pressure Switch
      • How to Examine Refrigerant (Dual) Pressure Switch
    • Examine Relay
      • How to Examine Relay
    • Air Conditioner Troubleshooting Chart 1
    • Air Conditioner Troubleshooting Chart 2
    • Information Shown in Troubleshooting Table
    • Troubleshooting for Power Supply System (Air Conditioner Does Not Operate)
    • Troubleshooting for Compressor and Refrigerant System (Air is Not Cooled)
    • Troubleshooting for Blower Motor System (No Air Comes Out or Air Flow is Abnormal)
    • Troubleshooting for Fresh/Recirc Air Changeover
    • Troubleshooting by Gauge Pressure
    • Connect Service Tool
      • How to Connect Service Tool
    • Precautions for Disconnection and Connection of Air Conditioner Piping
    • Handle Compressor Oil
  • 90 Circuit Diagrams
    • Table of Contents
    • Read the Codes for Electric Cable
    • Hydraulic Circuit Diagram
      • Symbols Used in Hydraulic Circuit Diagram
      • Hydraulic Circuit Diagram (1/2)
      • Hydraulic Circuit Diagram (2/2)
    • Electrical Circuit Diagram
      • Symbols Used in Electric Circuit Diagram
      • Electrical Circuit Diagram (1/11)
      • Electrical Circuit Diagram (2/11)
      • Electrical Circuit Diagram (3/11)
      • Electrical Circuit Diagram (4/11)
      • Electrical Circuit Diagram (5/11)
      • Electrical Circuit Diagram (6/11)
      • Electrical Circuit Diagram (7/11)
      • Electrical Circuit Diagram (8/11)
      • Electrical Circuit Diagram (9/11)
      • Electrical Circuit Diagram (10/11)
      • Electrical Circuit Diagram (11/11)
  • Index

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